Biology

Question

31. What is the role of cyclins in a cell?

A. to control the movement of microtubules

B. to signal for the cell

tO divide

C. to stimulate the breakdown of the nuclear

membrane

D. to cause the nucleolus tO disappear

Answer

B. to signal for the cell to divide.

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Cyclins are a family of proteins that play a crucial role in regulating the cell cycle. They bind to and activate cyclin-dependent kinases...